#include "ManagedBlasProvider.h"

 /* Double Complex */VOID SmartMathLibrary::Blas::Engine::ManagedBlasProvider::zdotc_
   (doublecomplex *ret_val, integer *n, doublecomplex *zx, integer *incx,
   doublecomplex *zy, integer *incy)
{
  /* System generated locals */
  integer i__1, i__2;
  doublecomplex z__1, z__2, z__3;
  /* Builtin functions */
  void d_cnjg(doublecomplex *, doublecomplex*);
  /* Local variables */
  static integer i__, ix, iy;
  static doublecomplex ztemp;
  /*  Purpose   
  =======   
  ZDOTC forms the dot product of a vector.   
  Further Details   
  ===============   
  jack dongarra, 3/11/78.   
  modified 12/3/93, array(1) declarations changed to array(*)   
  Parameter adjustments */
  --zy;
  --zx;
  /* Function Body */
  ztemp.r = 0., ztemp.i = 0.;
  ret_val->r = 0., ret_val->i = 0.;
  if (*n <= 0)
  {
    return ;
  }
  if (*incx == 1 &&  *incy == 1)
  {
    goto L20;
  }
  /*        code for unequal increments or equal increments   
  not equal to 1 */
  ix = 1;
  iy = 1;
  if (*incx < 0)
  {
    ix = ( - (*n) + 1) **incx + 1;
  }
  if (*incy < 0)
  {
    iy = ( - (*n) + 1) **incy + 1;
  }
  i__1 =  *n;
  for (i__ = 1; i__ <= i__1; ++i__)
  {
    d_cnjg(&z__3, &zx[ix]);
    i__2 = iy;
    z__2.r = z__3.r * zy[i__2].r - z__3.i * zy[i__2].i, z__2.i = z__3.r *
      zy[i__2].i + z__3.i * zy[i__2].r;
    z__1.r = ztemp.r + z__2.r, z__1.i = ztemp.i + z__2.i;
    ztemp.r = z__1.r, ztemp.i = z__1.i;
    ix +=  *incx;
    iy +=  *incy;
    /* L10: */
  }
  ret_val->r = ztemp.r, ret_val->i = ztemp.i;
  return ;
  /*        code for both increments equal to 1 */
  L20: i__1 =  *n;
  for (i__ = 1; i__ <= i__1; ++i__)
  {
    d_cnjg(&z__3, &zx[i__]);
    i__2 = i__;
    z__2.r = z__3.r * zy[i__2].r - z__3.i * zy[i__2].i, z__2.i = z__3.r *
      zy[i__2].i + z__3.i * zy[i__2].r;
    z__1.r = ztemp.r + z__2.r, z__1.i = ztemp.i + z__2.i;
    ztemp.r = z__1.r, ztemp.i = z__1.i;
    /* L30: */
  }
  ret_val->r = ztemp.r, ret_val->i = ztemp.i;
  return ;
} /* zdotc_ */
